 |  | 10-27-2030 |  | | | | | | | | | | |  | P Mark Klein #39 |  | |  | | Age: 27 | Bats: L | Throws: R | Morale: Normal |   |
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| G | GS | Rec | SV | ERA | IP | HA | HR | BB | K | WHIP | | | | | 0 | 0 | 0-0 | 0 | 0.00 | 0.0 | 0 | 0 | 0 | 0 | 0.00 | | | | | | Overall | Potential | | Stuff |  |  | | Movement |  |  | | Control |  |  |
| | Pitching Ratings (OSA) | | | Overall | Vs Left | Vs Right | Potential | | Stuff | 4 | 4 | 4 | 4 | | Movement | 8 | 8 | 8 | 8 | | Control | 4 | 4 | 5 | 4 |
| | | Pitch Ratings | | Pitch | Current | Potential | | Fastball | 4 | 4 | | Slider | 4 | 4 | | Changeup | 4 | 4 | | Sinker | 5 | 5 | | Cutter | 5 | 5 |
| | Other Pitching Ratings | | Velocity | 86-88 Mph | | Stamina | 6 | | Suggested Role | BP/Emergency SP | | Groundball Percentage | 66 % | | Hold Runners | 1 | | Defense | 6 |
| | Run/Bunt Ratings | | Running Speed: | 2 | | Stealing Ability: | 4 | | Baserunning Inst.: | 3 | | Sacrifice Bunt: | 4 | | Bunt for Hit: | 2 | | | |
| | | Game Log, Last 10 Games | | Date | Vs. | Result | Start | IP | H | R | ER | BB | K | Dec | | | Personality Ratings | | Leader Ability: | 2 | | Loyalty: | 10 | | Desire for Winning: | 1 | | Greed: | 10 | | Intelligence: | 9 | | Work Ethic: | 1 | |
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| | Mark Klein | | Birthday: | 08-21-2002 | | Born in: | Unknown | | Nationality: | American | | Height: | 5' 11" | | Weight: | 195 lbs | | Local Popularity: | Unknown | | National Pop.: | Unknown |
| Status | | Contract: | RETIRED | | Salary: | - | | Signed Through: | - | | Major Service: | 1 Year, 69 Days | | Service This Yr: | 1 Day | | 40-Man Service: | 4 Years, 1 Day | | Pro Service: | 10 Years | | Arbitration Eligibility: | Not yet eligible | | Option Years: | Out of option years | | Contract Extension: | - | | Drafted: | 2020, 2nd Pick in Round 12 | |
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| Career Pitching Stats | | Year/Team/League | Age | G | GS | W | L | SV | ERA | IP | HA | R | ER | HR | BB | K | CG | SHO | WHIP | BABIP | VORP | | 2025 Atlanta - BTI | 22 | 7 | 7 | 2 | 2 | 0 | 4.66 | 36.2 | 37 | 19 | 19 | 1 | 16 | 20 | 0 | 0 | 1.45 | .295 | 4.7 | | 2026 Atlanta - BTI | 23 | 32 | 32 | 13 | 12 | 0 | 4.37 | 193.2 | 191 | 110 | 94 | 17 | 76 | 117 | 0 | 0 | 1.38 | .287 | 31.6 | | 2028 Atlanta - BTI | 25 | 11 | 0 | 0 | 2 | 0 | 5.00 | 9.0 | 11 | 7 | 5 | 1 | 4 | 3 | 0 | 0 | 1.67 | .303 | 0.9 | | Total BTI | | 50 | 39 | 15 | 16 | 0 | 4.44 | 239.1 | 239 | 136 | 118 | 19 | 96 | 140 | 0 | 0 | 1.40 | .289 | 37.3 |
| | Career Minor League Pitching Stats | | Year/Team/League | Age | G | GS | W | L | SV | ERA | IP | HA | R | ER | HR | BB | K | CG | SHO | WHIP | BABIP | VORP | | 2020 Gulf Coast - R | 17 | 10 | 10 | 5 | 3 | 0 | 3.44 | 70.2 | 73 | 28 | 27 | 2 | 13 | 38 | 0 | 0 | 1.22 | .303 | 13.6 | | 2021 Rome - A | 18 | 14 | 14 | 6 | 3 | 0 | 4.76 | 79.1 | 94 | 46 | 42 | 3 | 35 | 68 | 0 | 0 | 1.63 | .360 | 6.6 | | 2021 Mississippi - AA | 18 | 10 | 10 | 2 | 2 | 0 | 5.28 | 61.1 | 75 | 40 | 36 | 2 | 26 | 37 | 0 | 0 | 1.65 | .349 | 2.5 | | 2022 Rome - A | 19 | 25 | 25 | 7 | 11 | 0 | 3.77 | 171.2 | 180 | 83 | 72 | 7 | 54 | 129 | 3 | 0 | 1.36 | .327 | 27.4 | | 2023 Richmond - AAA | 20 | 23 | 23 | 8 | 4 | 0 | 5.34 | 116.1 | 129 | 79 | 69 | 13 | 57 | 97 | 1 | 0 | 1.60 | .327 | 2.9 | | 2024 Mississippi - AA | 21 | 17 | 17 | 10 | 5 | 0 | 2.46 | 128.0 | 112 | 44 | 35 | 3 | 21 | 94 | 1 | 0 | 1.04 | .283 | 38.2 | | 2024 Gwinnett - AAA | 21 | 13 | 13 | 7 | 3 | 0 | 2.34 | 84.2 | 57 | 22 | 22 | 2 | 24 | 58 | 2 | 2 | 0.96 | .228 | 32.2 | | 2025 Gwinnett - AAA | 22 | 26 | 26 | 10 | 9 | 0 | 3.61 | 169.2 | 158 | 79 | 68 | 8 | 51 | 116 | 1 | 1 | 1.23 | .284 | 38.1 | | 2027 Gwinnett - AAA | 24 | 32 | 32 | 16 | 9 | 0 | 2.61 | 203.1 | 155 | 80 | 59 | 13 | 55 | 152 | 2 | 1 | 1.03 | .248 | 64.9 | | 2028 Gwinnett - AAA | 25 | 25 | 24 | 9 | 8 | 0 | 3.83 | 169.1 | 164 | 79 | 72 | 4 | 55 | 117 | 2 | 0 | 1.29 | .301 | 31.7 | | Total AAA | | 119 | 118 | 50 | 33 | 0 | 3.51 | 743.1 | 663 | 339 | 290 | 40 | 242 | 540 | 8 | 4 | 1.22 | .279 | 169.8 | | Total AA | | 27 | 27 | 12 | 7 | 0 | 3.38 | 189.1 | 187 | 84 | 71 | 5 | 47 | 131 | 1 | 0 | 1.24 | .306 | 40.7 | | Total A | | 39 | 39 | 13 | 14 | 0 | 4.09 | 251.0 | 274 | 129 | 114 | 10 | 89 | 197 | 3 | 0 | 1.45 | .338 | 34.0 | | Total R | | 10 | 10 | 5 | 3 | 0 | 3.44 | 70.2 | 73 | 28 | 27 | 2 | 13 | 38 | 0 | 0 | 1.22 | .303 | 13.6 |
| | Player History | | 11-22-2026 | Received a 1-year contract worth a total of $300,000 through automatic renewal. | | 01-01-2027 | OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 7 (7); Control: 6 (6). | | 06-05-2027 | Injured (mild calf strain), day-to-day for 1 day. | | 06-15-2027 | Was selected to the 2027 Triple A All-Star Game. | | 07-25-2027 | Pitches a 5-hit shutout against the Syracuse Chiefs with 6 strikeouts and 0 BB allowed! | | 09-30-2027 | Wins the 2027 AAA IL Outstanding Pitcher Award. | | 01-01-2028 | OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 8 (8); Control: 6 (6). | | 06-13-2028 | Was selected to the 2028 Triple A All-Star Game. | | 09-23-2028 | Injured (shoulder bursitis), out for 4 weeks. | | 11-21-2028 | Received a 1-year contract worth a total of $300,000 through automatic renewal. | | 01-01-2029 | OSA scouting updated ratings (potential): Stuff: 4 (4); Movement: 8 (8); Control: 5 (5). | | 05-01-2029 | Released by the Atlanta Braves. | | 01-01-2030 | OSA scouting updated ratings (potential): Stuff: 4 (4); Movement: 8 (8); Control: 4 (4). | | 01-01-2030 | Retired from professional baseball. | | Leader Boards Appearances | | |
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